Get the latest tech news
"Begin disabling installed extensions still using Manifest V2 in Chrome stable"
Details of the Manifest V2 phase-out and end of life.
Users will be directed to the Chrome Web Store, where they will be recommended Manifest V3 alternatives for their disabled extension. Chrome Web Store stopped accepting new Manifest V2 extensions with visibility set to "Private". Chrome Web Store stopped accepting new Manifest V2 extensions with visibility set to "Public" or "Unlisted".
Or read this on Hacker News